1
by Böhme, S., Esser, U., Fricke, W., Hefele, H.
Published 1986
Springer Berlin Heidelberg

2
by Böhme, S., Fricke, W., Hefele, H., Heinrich, I.
Published 1982
Springer Berlin Heidelberg

3
by Böhme, S., Fricke, W., Hefele, H., Heinrich, I.
Published 1984
Springer Berlin Heidelberg